Network-Enabled Connectivity for Disadvantaged Communication Links

2. The system of claim 1, wherein each of the plurality of two-channel radio nodes further comprises a first transceiver used for operation in the first channel and a second transceiver used for operation in the second channel, and wherein a local oscillator of the first transceiver is coupled to a local oscillator of the second transceiver.

3. The system of claim 1, wherein the mobile antenna is a high-frequency loop antenna with a diameter of 3 feet and an input power of up to 10 W.

4. The system of claim 1, wherein the destination node comprises a vehicular high-frequency antenna.

6. The system of claim 5, wherein the baseband channel model comprises a complex-valued, multipath-fading baseband channel model.

8. The system of claim 1, wherein each of the plurality of two-channel radio nodes is configured to transmit the message with a corresponding phase correction to the destination node in the second frequency band.

9. The system of claim 8, wherein transmitting the message from each of the plurality of two-channel radio nodes is performed within a pre-defined time subsequent to receiving the probe at the corresponding two-channel radio node.

12. The system of claim 11, wherein the first signal, the second signal, and the third signal are constant-envelope modulated signals.

13. The system of claim 10, wherein the first reliability metric comprises at least one of a symbol error rate (SER), a bit error rate (BER), a signal-to-noise ratio (SNR), or a signal-to-interference plus noise ratio (SINK).

14. The system of claim 10, wherein the first reliability metric is based on combining multiple partial reliability metrics.

15. The system of claim 10, wherein the first processing operation comprises at least one of an equalization operation, a data detection operation, or a forward error correction (FEC) decoding operation.

16. The system of claim 15, wherein the first processing operation further comprises at least one of generating a channel response, estimating a frequency offset, or updating one or more equalizer taps in the equalization operation.

17. The system of claim 10, wherein the plurality of reliability metrics is distributed between the plurality of two-channel radio nodes using a round-robin protocol.

19. The dual-channel radio node of claim 18, wherein the first radio comprises a first transceiver used for operation in the first channel and the second radio comprises a second transceiver used for operation in the second channel, and wherein a local oscillator of the first transceiver is coupled to a local oscillator of the second transceiver.

20. The dual-channel radio node of claim 18, wherein the first mobile antenna is a mobile high-frequency loop antenna with an input power of up to 10 W.